--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/submitted/W3C/mediastream-addtrack.html Thu May 30 17:36:31 2013 +0200
@@ -0,0 +1,52 @@
+<!doctype html>
+<html>
+<head>
+<title>Adding a track to a MediaStream</title>
+<link rel="author" title="Dominique Hazael-Massieux" href="mailto:dom@w3.org"/>
+<link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#widl-MediaStreamTrackList-add-void-MediaStreamTrack-track">
+<link rel='stylesheet' href='/resources/testharness.css' media='all'/>
+</head>
+<body>
+<p>When prompted, accept to share your audio stream, then your video stream.</p>
+<h1>Description</h1>
+<p>This test checks that adding a track to a MediaStream works as expected.</p>
+
+<div id='log'></div>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=featuredetection.js></script>
+<script src=prefix.js></script>
+<script>
+var t = async_test("Tests that adding a track to a MediaStream works as expected", {timeout: 20000}); // longer timeout since requires double user interaction
+t.step(function () {
+ var audio, video;
+
+ navigator.getUserMedia({audio: true}, gotAudio);
+ function gotAudio(stream) {
+ audio = stream;
+ navigator.getUserMedia({video: true}, gotVideo);
+ }
+
+ function gotVideo(stream) {
+ video = stream;
+ t.step(function () {
+ assert_equals(video.getAudioTracks().length, 0, "video mediastream starts with no audio track");
+ video.addTrack(audio.getAudioTracks()[0]);
+ assert_equals(video.getAudioTracks().length, 1, "video mediastream has now one audio track");
+ video.addTrack(audio.getAudioTracks()[0]);
+ assert_equals(video.getAudioTracks().length, 1, "video mediastream still has one audio track");
+ });
+ audio.onaddtrack = t.step_func(function () {
+ assert_true(true, "onaddtrack is triggered on adding a track");
+ t.done();
+ });
+ t.step(function () {
+ assert_equals(audio.getVideoTracks().length, 0, "audio mediastream starts with no video track");
+ audio.addTrack(video.getVideoTracks()[0]);
+ assert_equals(audio.getVideoTracks().length, 1, "audio mediastream now has one video track");
+ });
+ }
+});
+</script>
+</body>
+</html>